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API reference Models

CreateSurchargeConfigurationDto

A model the API reference uses in a request or a response. The operation pages link every field typed as this model here.

Input for creating a merchant's initial surcharge configuration. One configuration exists per merchant; creating a second for the same merchant is rejected.

Values

Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.

Fields

Field Type Description
defaultRate required number (double) Default surcharge rate (decimal fraction, 0.03 = 3%) when no network override applies. Conditional: When DefaultRate is not null. Range: 0 to 0.03. Conditional: When DefaultRate is not null and AttestedCostOfAcceptanceRate is not null. Must be <= . nullable
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.
attestedCostOfAcceptanceRate required number (double) The merchant's attested effective cost of acceptance (decimal fraction, 0.024 = 2.4%), sourced from their statement analysis. A surcharge may never exceed this, so a configured rate above it (or above the 3% network cap) is rejected at save. Supplying a value records the attestation with the acting user and a timestamp; null leaves it unattested and withdraws any prior attestation. Conditional: When AttestedCostOfAcceptanceRate is not null. Range: 0 to 1. nullable
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.
channelRestrictions required SurchargeChannelFlags SurchargeChannelFlags A combination of channel flags. Send member names separated by a comma and a space (for example "Api, HostedPaymentPage") or the integer sum (VirtualTerminal = 1, Api = 2, HostedPaymentPage = 4, RecurringBilling = 8). None (0) turns surcharging off on every channel. Replaced on update; null or omitted stores no channels. Conditional: When ChannelRestrictions is not null. Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names. nullable
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.
None No channels enabled.
VirtualTerminal Merchant-operated virtual terminal.
Api Direct API integrations.
HostedPaymentPage Hosted payment pages.
RecurringBilling Recurring / scheduled billing.
networkPolicies required array of SurchargeNetworkPolicyDto array of SurchargeNetworkPolicyDto Per-network surcharge policies. Replaces the stored set in full on update. Conditional: When NetworkPolicies is not null. nullable
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.

Fields of each SurchargeNetworkPolicyDto:

Field Type Description
network required string The card network this policy applies to. Required, and it must be one of these spellings: Visa; Mastercard, Master Card or MC; Discover; Amex or American Express; JCB; Diners, Diners Club or Diners Club International; UnionPay, Union Pay, China Union Pay, China UnionPay or CUP; Interac. Case and surrounding spaces are ignored, and the name is stored and returned as sent. A configuration names each network once: two spellings of one network (Mastercard and MC) are the same network. nullablemax length 64
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.
isAllowed required boolean Whether surcharging is allowed on this network. nullable
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.
customRate required number (double) Optional network-specific rate override (decimal fraction); null uses the default rate. Conditional: When CustomRate is not null. Range: 0 to 0.03. nullable
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.

This body has no documented fields.

differentialNetworkRatesAttested required boolean Attests that differing surcharge rates across the allowed card networks carry documented legal signoff. Must be true whenever `networkPolicies` resolves to more than one distinct rate across the allowed networks; ignored otherwise. Card-brand non-discrimination and parity provisions are what make the signoff necessary. nullable
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.
disclosureCopyTemplate required string The merchant's own surcharge disclosure copy, written in the token grammar defined by `SurchargeDisclosureCopy`: it must carry `{rate}` and `{costOfAcceptance}`, may carry `{amount}`, and may carry no other brace-delimited placeholder. Null or blank leaves every surface on its platform default copy. Conditional: When IsConfigured(DisclosureCopyTemplate) is true. nullablemax length 1000
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.
merchantId required string (uuid) The merchant to create the configuration for.
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.
holdPromotion required boolean Whether to place an explicit promotion hold on the configuration as it is created, so it can never be promoted out of the waiting period until the hold is released. nullable
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.
promotionHoldReason required string Why the promotion is being withheld, recorded when `holdPromotion` is set. Ignored when it is not. nullablemax length 500
Values: Values combine: send one or more member names separated by a comma and a space, or the integer sum of their values. Responses carry the names.

This model has no documented fields.

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